[ CVE-2026-102467 · Published 15 Oct 2026 ]

Vulnerability in Eclipse Foundation Eclipse Vert.x

CVSS 5.9 EPSS <1%No fix listed yet

[ Description ]Official description

In Eclipse Vert.x versions [4.0.0, 4.5.34] or [5.0.0,5.0.12] or [5.1.0,5.1.9] or [5.2.0, 5.2.0], the WebSocket implementation does not define a maximum number of bytes allocation when decompressing frames or messages. This can be used to implement DDOS attacks with a zip bomb. The impacted component is io.vertx:vertx-core.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

github.com/eclipse-vertx/vert.x/security/advisories/GHSA-h722-h6c2-6j3cVendor Advisory
gitlab.eclipse.org/security/cve-assignment/-/work_items/341Issue TrackingThird Party Advisory